(19)
(11) EP 4 411 141 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
23.10.2024 Bulletin 2024/43

(43) Date of publication A2:
07.08.2024 Bulletin 2024/32

(21) Application number: 24177337.3

(22) Date of filing: 26.06.2020
(51) International Patent Classification (IPC): 
D06F 58/20(2006.01)
F04C 23/00(2006.01)
F04C 28/24(2006.01)
 F04C 18/356(2006.01)
F04C 29/12(2006.01)
(52) Cooperative Patent Classification (CPC):
D06F 58/206; F04C 18/3564; F04C 23/001; F04C 23/008; F04C 29/124; F04C 28/24
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

(30) Priority: 28.06.2019 KR 20190078328

(62) Application number of the earlier application in accordance with Art. 76 EPC:
20182565.0 / 3757277

(71) Applicant: LG Electronics Inc.
Yeongdeungpo-gu Seoul 07336 (KR)

(72) Inventors:
  • BYOUN, Youngmin
    08592 Seoul (KR)
  • KIM, Yeongju
    08592 Seoul (KR)
  • CHO, Sangho
    08592 Seoul (KR)
  • EOM, Jaewoong
    08592 Seoul (KR)
  • KIM, Daehyun
    08592 Seoul (KR)

(74) Representative: Vossius & Partner Patentanwälte Rechtsanwälte mbB 
Siebertstrasse 3
81675 München
81675 München (DE)

   


(54) COMPRESSOR FOR A LAUNDRY TREATMENT APPARATUS


(57) A compressor using a flammable refrigerant, such as R-290, a heat pump using the compressor, and a laundry treatment apparatus using the compressor are disclosed. As the flammable refrigerant is used in accordance with environment regulation, a re-design of the compressor, an evaporator, a condenser and an expansion valve, which constitute the heat pump, is required for optimization of the heat pump. A laundry treatment apparatus that reflects the re-design is provided.







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